Android Open Source - COMP3720-Travel-Record Show Image

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License

The source code is released under:

MIT License

Java Source Code

package com.example.android.location;
/*w  w w . ja  va  2  s. co  m*/
import java.io.File;
import java.util.Locale;

import org.json.JSONObject;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.location.Geocoder;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.util.Log;
import android.view.View;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;

public class ShowImage extends Activity {
  private double lat;
  private double log;
  private final String dir = Environment
      .getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES)
      + "/mobileComputing/";
  Bitmap myBitmap;
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.show_image);
    Bundle a = this.getIntent().getExtras();
    int position = a.getInt("showImg");
    lat = a.getDouble("lat");
    log = a.getDouble("log");
    ImageView view = (ImageView) findViewById(R.id.imageView1);
    File imgFile = new File(dir + "Location" + position + ".jpg");
    myBitmap = Bitmap.createBitmap(BitmapFactory.decodeFile(imgFile.getAbsolutePath()));

    view.setImageBitmap(myBitmap);
    if(isOnline())
    try {
      JSONParser jsp = new JSONParser();
      Log.i("hihihi","http://maps.googleapis.com/maps/api/geocode/json?latlng="+lat+","+ log+"&sensor=true");
      JSONObject obj = jsp
          .getJSONFromUrl("http://maps.googleapis.com/maps/api/geocode/json?latlng="+lat+","+ log+"&sensor=true");
      if(obj.getJSONArray("results").length() > 0){
        if(obj.getJSONArray("results").getJSONObject(0).getString("formatted_address") != null){
          Log.i("hihihi", obj.getJSONArray("results").getJSONObject(0).getString("formatted_address"));
          TextView tw = (TextView) findViewById(R.id.textView1);
          tw.setText(obj.getJSONArray("results").getJSONObject(0).getString("formatted_address"));
        }
      }
      //Log.i("hi", obj.getJSONArray("results").getJSONObject(0).getString("formatted_address"));
    } catch (Exception e) {
      Log.i("tag", e.getMessage());
    }
    /*
     * ImageView view = (ImageView)findViewById(R.id.imageView1); Intent i =
     * new Intent(); Bundle p = i.getExtras(); int position =
     * Integer.parseInt((String) p.get("showImg"));
     */
    /*
     * File imgFile = new File(dir); if(imgFile.exists()){
     * 
     * Bitmap myBitmap =
     * BitmapFactory.decodeFile(imgFile.getAbsolutePath());
     * 
     * ImageView myImage = (ImageView) findViewById(R.id.imageviewTest);
     * myImage.setImageBitmap(myBitmap);
     * 
     * }
     */

  }

  public void showMap(View view) {
    //myBitmap.recycle();
    String uriBegin = "geo:" + lat + "," + log;
    String query = lat + "," + log + "(" + ")";
    String encodedQuery = Uri.encode(query);
    String uriString = uriBegin + "?q=" + encodedQuery;
    Uri uri = Uri.parse(uriString);
    Intent intent = new Intent(android.content.Intent.ACTION_VIEW, uri);
    startActivity(intent);
  }
  public void onBackPressed() {
      // your code.
    myBitmap.recycle();
    startActivity(new Intent(this, MyListActivity.class));
  }
  
  public boolean isOnline() {
    ConnectivityManager conMgr = (ConnectivityManager) getApplicationContext()
        .getSystemService(Context.CONNECTIVITY_SERVICE);
    NetworkInfo netInfo = conMgr.getActiveNetworkInfo();

    if (netInfo == null || !netInfo.isConnected() || !netInfo.isAvailable()) {
      Toast.makeText(getBaseContext(), "No Internet connection!",
          Toast.LENGTH_LONG).show();
      return false;
    }
    return true;
  }

}

Java Source Code List

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